How to end U.S. roadway deaths by 2050, changing how America decides on “wars of choice,” a mental health social marketing campaign, and more.

We discuss completely eliminating traffic fatalities; America’s flawed decisionmaking on “wars of choice”; a promising mental health social marketing campaign in California; competing with Russia and China in the “gray zone”; the U.S. approach to Venezuela; and the problems with China’s “one country, two systems” policy. For more information on this week's episode, visit rand.org/podcast.